Home / 71,624,877.76-98,842,457.28-39,029,829.76

Finding the Fourth Proportional to 71,624,877.76, 98,842,457.28 and 39,029,829.76

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Solution

The fourth proportional to 71,624,877.76, 98,842,457.28 and 39,029,829.76 is: 53,861,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,624,877.76 : 98,842,457.28 = 39,029,829.76 : x
  2. Step 2: Convert to fraction form
    71,624,877.76/98,842,457.28 = 39,029,829.76/x
  3. Step 3: Cross multiply
    71,624,877.76x = 98,842,457.28 × 39,029,829.76
  4. Step 4: Simplify right side
    71,624,877.76x = 3,857,804,280,698,472.50
  5. Step 5: Solve for x
    x = 3,857,804,280,698,472.50/71,624,877.76
  6. Step 6: Final answer
    x = 53,861,233.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.